Home / 8,912.75-13,367.57-2,338.52

Finding the Fourth Proportional to 8,912.75, 13,367.57 and 2,338.52

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Solution

The fourth proportional to 8,912.75, 13,367.57 and 2,338.52 is: 3,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,912.75 : 13,367.57 = 2,338.52 : x
  2. Step 2: Convert to fraction form
    8,912.75/13,367.57 = 2,338.52/x
  3. Step 3: Cross multiply
    8,912.75x = 13,367.57 × 2,338.52
  4. Step 4: Simplify right side
    8,912.75x = 31,260,251.27
  5. Step 5: Solve for x
    x = 31,260,251.27/8,912.75
  6. Step 6: Final answer
    x = 3,507.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.